8172155

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1318

約数の個数: 16

約数和(自身を含む): 10523520

約数和(自身を除く): 2351365

約数列:

[1, 5, 17, 79, 85, 395, 1217, 1343, 6085, 6715, 20689, 96143, 103445, 480715, 1634431, 8172155]

約数ペア:

[(1, 8172155), (5, 1634431), (17, 480715), (79, 103445), (85, 96143), (395, 20689), (1217, 6715), (1343, 6085)]